[ 1132.552955][T21821] veth0: entered allmulticast mode
[ 1132.553385][T21821] veth1: entered allmulticast mode
[ 1132.553722][T21821] veth2: entered allmulticast mode
[ 1132.554019][T21821] veth3: entered allmulticast mode
[ 1143.923008][T21821] veth0: left allmulticast mode
[ 1143.923321][T21821] veth1: left allmulticast mode
[ 1143.923556][T21821] veth2: left allmulticast mode
[ 1143.923812][T21821] veth3: left allmulticast mode